/*
 * Copyright (c) 2014, 2017, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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package com.oracle.svm.core.graal.meta;

import static com.oracle.svm.core.util.VMError.unimplemented;

import org.graalvm.compiler.core.common.type.ObjectStamp;
import org.graalvm.compiler.core.common.type.Stamp;
import org.graalvm.compiler.core.common.type.StampFactory;
import org.graalvm.compiler.core.common.type.TypeReference;
import org.graalvm.compiler.nodes.spi.StampProvider;

import com.oracle.svm.core.hub.DynamicHub;

import jdk.vm.ci.meta.MetaAccessProvider;

public class SubstrateStampProvider implements StampProvider {

    private final Stamp hubStamp;

    public SubstrateStampProvider(MetaAccessProvider metaAccess) {
        this.hubStamp = StampFactory.objectNonNull(TypeReference.createExactTrusted(metaAccess.lookupJavaType(DynamicHub.class)));
    }

    @Override
    public Stamp createHubStamp(ObjectStamp object) {
        return hubStamp;
    }

    @Override
    public Stamp createMethodStamp() {
        throw unimplemented();
    }
}
